Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > pi1blem | Structured version Visualization version GIF version |
Description: Lemma for pi1buni 24248. (Contributed by Mario Carneiro, 10-Jul-2015.) |
Ref | Expression |
---|---|
pi1val.g | ⊢ 𝐺 = (𝐽 π1 𝑌) |
pi1val.1 | ⊢ (𝜑 → 𝐽 ∈ (TopOn‘𝑋)) |
pi1val.2 | ⊢ (𝜑 → 𝑌 ∈ 𝑋) |
pi1val.o | ⊢ 𝑂 = (𝐽 Ω1 𝑌) |
pi1bas.b | ⊢ (𝜑 → 𝐵 = (Base‘𝐺)) |
pi1bas.k | ⊢ (𝜑 → 𝐾 = (Base‘𝑂)) |
Ref | Expression |
---|---|
pi1blem | ⊢ (𝜑 → ((( ≃ph‘𝐽) “ 𝐾) ⊆ 𝐾 ∧ 𝐾 ⊆ (II Cn 𝐽))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vex 3441 | . . . . 5 ⊢ 𝑥 ∈ V | |
2 | 1 | elima 5984 | . . . 4 ⊢ (𝑥 ∈ (( ≃ph‘𝐽) “ 𝐾) ↔ ∃𝑦 ∈ 𝐾 𝑦( ≃ph‘𝐽)𝑥) |
3 | simpr 486 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑦( ≃ph‘𝐽)𝑥) → 𝑦( ≃ph‘𝐽)𝑥) | |
4 | isphtpc 24202 | . . . . . . . . 9 ⊢ (𝑦( ≃ph‘𝐽)𝑥 ↔ (𝑦 ∈ (II Cn 𝐽) ∧ 𝑥 ∈ (II Cn 𝐽) ∧ (𝑦(PHtpy‘𝐽)𝑥) ≠ ∅)) | |
5 | 3, 4 | sylib 217 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑦( ≃ph‘𝐽)𝑥) → (𝑦 ∈ (II Cn 𝐽) ∧ 𝑥 ∈ (II Cn 𝐽) ∧ (𝑦(PHtpy‘𝐽)𝑥) ≠ ∅)) |
6 | 5 | adantrl 714 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦 ∈ (II Cn 𝐽) ∧ 𝑥 ∈ (II Cn 𝐽) ∧ (𝑦(PHtpy‘𝐽)𝑥) ≠ ∅)) |
7 | 6 | simp2d 1143 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → 𝑥 ∈ (II Cn 𝐽)) |
8 | phtpc01 24204 | . . . . . . . . 9 ⊢ (𝑦( ≃ph‘𝐽)𝑥 → ((𝑦‘0) = (𝑥‘0) ∧ (𝑦‘1) = (𝑥‘1))) | |
9 | 8 | ad2antll 727 | . . . . . . . 8 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → ((𝑦‘0) = (𝑥‘0) ∧ (𝑦‘1) = (𝑥‘1))) |
10 | 9 | simpld 496 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦‘0) = (𝑥‘0)) |
11 | pi1val.o | . . . . . . . . . . 11 ⊢ 𝑂 = (𝐽 Ω1 𝑌) | |
12 | pi1val.1 | . . . . . . . . . . 11 ⊢ (𝜑 → 𝐽 ∈ (TopOn‘𝑋)) | |
13 | pi1val.2 | . . . . . . . . . . 11 ⊢ (𝜑 → 𝑌 ∈ 𝑋) | |
14 | pi1bas.k | . . . . . . . . . . 11 ⊢ (𝜑 → 𝐾 = (Base‘𝑂)) | |
15 | 11, 12, 13, 14 | om1elbas 24240 | . . . . . . . . . 10 ⊢ (𝜑 → (𝑦 ∈ 𝐾 ↔ (𝑦 ∈ (II Cn 𝐽) ∧ (𝑦‘0) = 𝑌 ∧ (𝑦‘1) = 𝑌))) |
16 | 15 | biimpa 478 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝐾) → (𝑦 ∈ (II Cn 𝐽) ∧ (𝑦‘0) = 𝑌 ∧ (𝑦‘1) = 𝑌)) |
17 | 16 | adantrr 715 | . . . . . . . 8 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦 ∈ (II Cn 𝐽) ∧ (𝑦‘0) = 𝑌 ∧ (𝑦‘1) = 𝑌)) |
18 | 17 | simp2d 1143 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦‘0) = 𝑌) |
19 | 10, 18 | eqtr3d 2778 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑥‘0) = 𝑌) |
20 | 9 | simprd 497 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦‘1) = (𝑥‘1)) |
21 | 17 | simp3d 1144 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑦‘1) = 𝑌) |
22 | 20, 21 | eqtr3d 2778 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑥‘1) = 𝑌) |
23 | 11, 12, 13, 14 | om1elbas 24240 | . . . . . . 7 ⊢ (𝜑 → (𝑥 ∈ 𝐾 ↔ (𝑥 ∈ (II Cn 𝐽) ∧ (𝑥‘0) = 𝑌 ∧ (𝑥‘1) = 𝑌))) |
24 | 23 | adantr 482 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → (𝑥 ∈ 𝐾 ↔ (𝑥 ∈ (II Cn 𝐽) ∧ (𝑥‘0) = 𝑌 ∧ (𝑥‘1) = 𝑌))) |
25 | 7, 19, 22, 24 | mpbir3and 1342 | . . . . 5 ⊢ ((𝜑 ∧ (𝑦 ∈ 𝐾 ∧ 𝑦( ≃ph‘𝐽)𝑥)) → 𝑥 ∈ 𝐾) |
26 | 25 | rexlimdvaa 3150 | . . . 4 ⊢ (𝜑 → (∃𝑦 ∈ 𝐾 𝑦( ≃ph‘𝐽)𝑥 → 𝑥 ∈ 𝐾)) |
27 | 2, 26 | biimtrid 241 | . . 3 ⊢ (𝜑 → (𝑥 ∈ (( ≃ph‘𝐽) “ 𝐾) → 𝑥 ∈ 𝐾)) |
28 | 27 | ssrdv 3932 | . 2 ⊢ (𝜑 → (( ≃ph‘𝐽) “ 𝐾) ⊆ 𝐾) |
29 | simp1 1136 | . . . 4 ⊢ ((𝑥 ∈ (II Cn 𝐽) ∧ (𝑥‘0) = 𝑌 ∧ (𝑥‘1) = 𝑌) → 𝑥 ∈ (II Cn 𝐽)) | |
30 | 23, 29 | syl6bi 253 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐾 → 𝑥 ∈ (II Cn 𝐽))) |
31 | 30 | ssrdv 3932 | . 2 ⊢ (𝜑 → 𝐾 ⊆ (II Cn 𝐽)) |
32 | 28, 31 | jca 513 | 1 ⊢ (𝜑 → ((( ≃ph‘𝐽) “ 𝐾) ⊆ 𝐾 ∧ 𝐾 ⊆ (II Cn 𝐽))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 397 ∧ w3a 1087 = wceq 1539 ∈ wcel 2104 ≠ wne 2941 ∃wrex 3071 ⊆ wss 3892 ∅c0 4262 class class class wbr 5081 “ cima 5603 ‘cfv 6458 (class class class)co 7307 0cc0 10917 1c1 10918 Basecbs 16957 TopOnctopon 22104 Cn ccn 22420 IIcii 24083 PHtpycphtpy 24176 ≃phcphtpc 24177 Ω1 comi 24209 π1 cpi1 24211 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1911 ax-6 1969 ax-7 2009 ax-8 2106 ax-9 2114 ax-10 2135 ax-11 2152 ax-12 2169 ax-ext 2707 ax-rep 5218 ax-sep 5232 ax-nul 5239 ax-pow 5297 ax-pr 5361 ax-un 7620 ax-cnex 10973 ax-resscn 10974 ax-1cn 10975 ax-icn 10976 ax-addcl 10977 ax-addrcl 10978 ax-mulcl 10979 ax-mulrcl 10980 ax-mulcom 10981 ax-addass 10982 ax-mulass 10983 ax-distr 10984 ax-i2m1 10985 ax-1ne0 10986 ax-1rid 10987 ax-rnegex 10988 ax-rrecex 10989 ax-cnre 10990 ax-pre-lttri 10991 ax-pre-lttrn 10992 ax-pre-ltadd 10993 ax-pre-mulgt0 10994 ax-pre-sup 10995 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 846 df-3or 1088 df-3an 1089 df-tru 1542 df-fal 1552 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2887 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-rmo 3285 df-reu 3286 df-rab 3287 df-v 3439 df-sbc 3722 df-csb 3838 df-dif 3895 df-un 3897 df-in 3899 df-ss 3909 df-pss 3911 df-nul 4263 df-if 4466 df-pw 4541 df-sn 4566 df-pr 4568 df-tp 4570 df-op 4572 df-uni 4845 df-iun 4933 df-br 5082 df-opab 5144 df-mpt 5165 df-tr 5199 df-id 5500 df-eprel 5506 df-po 5514 df-so 5515 df-fr 5555 df-we 5557 df-xp 5606 df-rel 5607 df-cnv 5608 df-co 5609 df-dm 5610 df-rn 5611 df-res 5612 df-ima 5613 df-pred 6217 df-ord 6284 df-on 6285 df-lim 6286 df-suc 6287 df-iota 6410 df-fun 6460 df-fn 6461 df-f 6462 df-f1 6463 df-fo 6464 df-f1o 6465 df-fv 6466 df-riota 7264 df-ov 7310 df-oprab 7311 df-mpo 7312 df-om 7745 df-1st 7863 df-2nd 7864 df-frecs 8128 df-wrecs 8159 df-recs 8233 df-rdg 8272 df-1o 8328 df-er 8529 df-map 8648 df-en 8765 df-dom 8766 df-sdom 8767 df-fin 8768 df-sup 9245 df-inf 9246 df-pnf 11057 df-mnf 11058 df-xr 11059 df-ltxr 11060 df-le 11061 df-sub 11253 df-neg 11254 df-div 11679 df-nn 12020 df-2 12082 df-3 12083 df-4 12084 df-5 12085 df-6 12086 df-7 12087 df-8 12088 df-9 12089 df-n0 12280 df-z 12366 df-uz 12629 df-q 12735 df-rp 12777 df-xneg 12894 df-xadd 12895 df-xmul 12896 df-icc 13132 df-fz 13286 df-seq 13768 df-exp 13829 df-cj 14855 df-re 14856 df-im 14857 df-sqrt 14991 df-abs 14992 df-struct 16893 df-slot 16928 df-ndx 16940 df-base 16958 df-plusg 17020 df-tset 17026 df-topgen 17199 df-psmet 20634 df-xmet 20635 df-met 20636 df-bl 20637 df-mopn 20638 df-top 22088 df-topon 22105 df-bases 22141 df-cn 22423 df-ii 24085 df-htpy 24178 df-phtpy 24179 df-phtpc 24200 df-om1 24214 |
This theorem is referenced by: pi1buni 24248 pi1bas3 24251 pi1addf 24255 pi1addval 24256 pi1grplem 24257 |
Copyright terms: Public domain | W3C validator |